- 0x00, 0xD5, 0x7F, 0xAA, 0xFE, 0x2B, 0x81, 0x54,
- 0x29, 0xFC, 0x56, 0x83, 0xD7, 0x02, 0xA8, 0x7D,
- 0x52, 0x87, 0x2D, 0xF8, 0xAC, 0x79, 0xD3, 0x06,
- 0x7B, 0xAE, 0x04, 0xD1, 0x85, 0x50, 0xFA, 0x2F,
- 0xA4, 0x71, 0xDB, 0x0E, 0x5A, 0x8F, 0x25, 0xF0,
- 0x8D, 0x58, 0xF2, 0x27, 0x73, 0xA6, 0x0C, 0xD9,
- 0xF6, 0x23, 0x89, 0x5C, 0x08, 0xDD, 0x77, 0xA2,
- 0xDF, 0x0A, 0xA0, 0x75, 0x21, 0xF4, 0x5E, 0x8B,
- 0x9D, 0x48, 0xE2, 0x37, 0x63, 0xB6, 0x1C, 0xC9,
- 0xB4, 0x61, 0xCB, 0x1E, 0x4A, 0x9F, 0x35, 0xE0,
- 0xCF, 0x1A, 0xB0, 0x65, 0x31, 0xE4, 0x4E, 0x9B,
- 0xE6, 0x33, 0x99, 0x4C, 0x18, 0xCD, 0x67, 0xB2,
- 0x39, 0xEC, 0x46, 0x93, 0xC7, 0x12, 0xB8, 0x6D,
- 0x10, 0xC5, 0x6F, 0xBA, 0xEE, 0x3B, 0x91, 0x44,
- 0x6B, 0xBE, 0x14, 0xC1, 0x95, 0x40, 0xEA, 0x3F,
- 0x42, 0x97, 0x3D, 0xE8, 0xBC, 0x69, 0xC3, 0x16,
- 0xEF, 0x3A, 0x90, 0x45, 0x11, 0xC4, 0x6E, 0xBB,
- 0xC6, 0x13, 0xB9, 0x6C, 0x38, 0xED, 0x47, 0x92,
- 0xBD, 0x68, 0xC2, 0x17, 0x43, 0x96, 0x3C, 0xE9,
- 0x94, 0x41, 0xEB, 0x3E, 0x6A, 0xBF, 0x15, 0xC0,
- 0x4B, 0x9E, 0x34, 0xE1, 0xB5, 0x60, 0xCA, 0x1F,
- 0x62, 0xB7, 0x1D, 0xC8, 0x9C, 0x49, 0xE3, 0x36,
- 0x19, 0xCC, 0x66, 0xB3, 0xE7, 0x32, 0x98, 0x4D,
- 0x30, 0xE5, 0x4F, 0x9A, 0xCE, 0x1B, 0xB1, 0x64,
- 0x72, 0xA7, 0x0D, 0xD8, 0x8C, 0x59, 0xF3, 0x26,
- 0x5B, 0x8E, 0x24, 0xF1, 0xA5, 0x70, 0xDA, 0x0F,
- 0x20, 0xF5, 0x5F, 0x8A, 0xDE, 0x0B, 0xA1, 0x74,
- 0x09, 0xDC, 0x76, 0xA3, 0xF7, 0x22, 0x88, 0x5D,
- 0xD6, 0x03, 0xA9, 0x7C, 0x28, 0xFD, 0x57, 0x82,
- 0xFF, 0x2A, 0x80, 0x55, 0x01, 0xD4, 0x7E, 0xAB,
- 0x84, 0x51, 0xFB, 0x2E, 0x7A, 0xAF, 0x05, 0xD0,
- 0xAD, 0x78, 0xD2, 0x07, 0x53, 0x86, 0x2C, 0xF9
+ 0x00, 0xD5, 0x7F, 0xAA, 0xFE, 0x2B, 0x81, 0x54,
+ 0x29, 0xFC, 0x56, 0x83, 0xD7, 0x02, 0xA8, 0x7D,
+ 0x52, 0x87, 0x2D, 0xF8, 0xAC, 0x79, 0xD3, 0x06,
+ 0x7B, 0xAE, 0x04, 0xD1, 0x85, 0x50, 0xFA, 0x2F,
+ 0xA4, 0x71, 0xDB, 0x0E, 0x5A, 0x8F, 0x25, 0xF0,
+ 0x8D, 0x58, 0xF2, 0x27, 0x73, 0xA6, 0x0C, 0xD9,
+ 0xF6, 0x23, 0x89, 0x5C, 0x08, 0xDD, 0x77, 0xA2,
+ 0xDF, 0x0A, 0xA0, 0x75, 0x21, 0xF4, 0x5E, 0x8B,
+ 0x9D, 0x48, 0xE2, 0x37, 0x63, 0xB6, 0x1C, 0xC9,
+ 0xB4, 0x61, 0xCB, 0x1E, 0x4A, 0x9F, 0x35, 0xE0,
+ 0xCF, 0x1A, 0xB0, 0x65, 0x31, 0xE4, 0x4E, 0x9B,
+ 0xE6, 0x33, 0x99, 0x4C, 0x18, 0xCD, 0x67, 0xB2,
+ 0x39, 0xEC, 0x46, 0x93, 0xC7, 0x12, 0xB8, 0x6D,
+ 0x10, 0xC5, 0x6F, 0xBA, 0xEE, 0x3B, 0x91, 0x44,
+ 0x6B, 0xBE, 0x14, 0xC1, 0x95, 0x40, 0xEA, 0x3F,
+ 0x42, 0x97, 0x3D, 0xE8, 0xBC, 0x69, 0xC3, 0x16,
+ 0xEF, 0x3A, 0x90, 0x45, 0x11, 0xC4, 0x6E, 0xBB,
+ 0xC6, 0x13, 0xB9, 0x6C, 0x38, 0xED, 0x47, 0x92,
+ 0xBD, 0x68, 0xC2, 0x17, 0x43, 0x96, 0x3C, 0xE9,
+ 0x94, 0x41, 0xEB, 0x3E, 0x6A, 0xBF, 0x15, 0xC0,
+ 0x4B, 0x9E, 0x34, 0xE1, 0xB5, 0x60, 0xCA, 0x1F,
+ 0x62, 0xB7, 0x1D, 0xC8, 0x9C, 0x49, 0xE3, 0x36,
+ 0x19, 0xCC, 0x66, 0xB3, 0xE7, 0x32, 0x98, 0x4D,
+ 0x30, 0xE5, 0x4F, 0x9A, 0xCE, 0x1B, 0xB1, 0x64,
+ 0x72, 0xA7, 0x0D, 0xD8, 0x8C, 0x59, 0xF3, 0x26,
+ 0x5B, 0x8E, 0x24, 0xF1, 0xA5, 0x70, 0xDA, 0x0F,
+ 0x20, 0xF5, 0x5F, 0x8A, 0xDE, 0x0B, 0xA1, 0x74,
+ 0x09, 0xDC, 0x76, 0xA3, 0xF7, 0x22, 0x88, 0x5D,
+ 0xD6, 0x03, 0xA9, 0x7C, 0x28, 0xFD, 0x57, 0x82,
+ 0xFF, 0x2A, 0x80, 0x55, 0x01, 0xD4, 0x7E, 0xAB,
+ 0x84, 0x51, 0xFB, 0x2E, 0x7A, 0xAF, 0x05, 0xD0,
+ 0xAD, 0x78, 0xD2, 0x07, 0x53, 0x86, 0x2C, 0xF9
-#define SVQ1_ADD_CODEBOOK()\
- /* add codebook entries to vector */\
- for (j=0; j < stages; j++) {\
- n3 = codebook[entries[j]] ^ 0x80808080;\
- n1 += ((n3 & 0xFF00FF00) >> 8);\
- n2 += (n3 & 0x00FF00FF);\
- }\
-\
- /* clip to [0..255] */\
- if (n1 & 0xFF00FF00) {\
- n3 = ((( n1 >> 15) & 0x00010001) | 0x01000100) - 0x00010001;\
- n1 += 0x7F007F00;\
- n1 |= (((~n1 >> 15) & 0x00010001) | 0x01000100) - 0x00010001;\
- n1 &= (n3 & 0x00FF00FF);\
- }\
-\
- if (n2 & 0xFF00FF00) {\
- n3 = ((( n2 >> 15) & 0x00010001) | 0x01000100) - 0x00010001;\
- n2 += 0x7F007F00;\
- n2 |= (((~n2 >> 15) & 0x00010001) | 0x01000100) - 0x00010001;\
- n2 &= (n3 & 0x00FF00FF);\
- }
-
-#define SVQ1_DO_CODEBOOK_INTRA()\
- for (y=0; y < height; y++) {\
- for (x=0; x < (width / 4); x++, codebook++) {\
- n1 = n4;\
- n2 = n4;\
- SVQ1_ADD_CODEBOOK()\
- /* store result */\
- dst[x] = (n1 << 8) | n2;\
- }\
- dst += (pitch / 4);\
- }
-
-#define SVQ1_DO_CODEBOOK_NONINTRA()\
- for (y=0; y < height; y++) {\
- for (x=0; x < (width / 4); x++, codebook++) {\
- n3 = dst[x];\
- /* add mean value to vector */\
- n1 = ((n3 & 0xFF00FF00) >> 8) + n4;\
- n2 = (n3 & 0x00FF00FF) + n4;\
- SVQ1_ADD_CODEBOOK()\
- /* store result */\
- dst[x] = (n1 << 8) | n2;\
- }\
- dst += (pitch / 4);\
- }
-
-#define SVQ1_CALC_CODEBOOK_ENTRIES(cbook)\
- codebook = (const uint32_t *) cbook[level];\
- if (stages > 0)\
- bit_cache = get_bits (bitbuf, 4*stages);\
- /* calculate codebook entries for this vector */\
- for (j=0; j < stages; j++) {\
- entries[j] = (((bit_cache >> (4*(stages - j - 1))) & 0xF) + 16*j) << (level + 1);\
- }\
- mean -= (stages * 128);\
- n4 = ((mean + (mean >> 31)) << 16) | (mean & 0xFFFF);
-
-static int svq1_decode_block_intra (GetBitContext *bitbuf, uint8_t *pixels, int pitch ) {
- uint32_t bit_cache;
- uint8_t *list[63];
- uint32_t *dst;
- const uint32_t *codebook;
- int entries[6];
- int i, j, m, n;
- int mean, stages;
- unsigned x, y, width, height, level;
- uint32_t n1, n2, n3, n4;
-
- /* initialize list for breadth first processing of vectors */
- list[0] = pixels;
-
- /* recursively process vector */
- for (i=0, m=1, n=1, level=5; i < n; i++) {
- SVQ1_PROCESS_VECTOR();
-
- /* destination address and vector size */
- dst = (uint32_t *) list[i];
- width = 1 << ((4 + level) /2);
- height = 1 << ((3 + level) /2);
-
- /* get number of stages (-1 skips vector, 0 for mean only) */
- stages = get_vlc2(bitbuf, svq1_intra_multistage[level].table, 3, 3) - 1;
-
- if (stages == -1) {
- for (y=0; y < height; y++) {
- memset (&dst[y*(pitch / 4)], 0, width);
- }
- continue; /* skip vector */
+#define SVQ1_ADD_CODEBOOK() \
+ /* add codebook entries to vector */ \
+ for (j = 0; j < stages; j++) { \
+ n3 = codebook[entries[j]] ^ 0x80808080; \
+ n1 += (n3 & 0xFF00FF00) >> 8; \
+ n2 += n3 & 0x00FF00FF; \
+ } \
+ \
+ /* clip to [0..255] */ \
+ if (n1 & 0xFF00FF00) { \
+ n3 = (n1 >> 15 & 0x00010001 | 0x01000100) - 0x00010001; \
+ n1 += 0x7F007F00; \
+ n1 |= (~n1 >> 15 & 0x00010001 | 0x01000100) - 0x00010001; \
+ n1 &= n3 & 0x00FF00FF; \
+ } \
+ \
+ if (n2 & 0xFF00FF00) { \
+ n3 = (n2 >> 15 & 0x00010001 | 0x01000100) - 0x00010001; \
+ n2 += 0x7F007F00; \
+ n2 |= (~n2 >> 15 & 0x00010001 | 0x01000100) - 0x00010001; \
+ n2 &= n3 & 0x00FF00FF; \